Lingyuan Rixing Mining, China National Gold Group
Mine Type: Gold mine
Project Name: China Gold – Lingyuan Rixing
Construction period: 2024
Filling capacity: 37.5 m³/h (daily processing capacity: 500 t)
Case Description: Complete set of filling system equipment, 8-meter vertical sand silo.
Jinchangyu Mining, China National Gold Group
Mine Type: Gold mine
Project Name: China Gold – Hebei Jinchangyu
Construction period: 2023
Filling capacity: 90 m³/h (daily processing capacity: 1,000 t)
Case description: Full-tailings cemented backfilling is employed, with a tailings slurry concentration of 65–75% and a maximum discharge pressure of 16 MPa.
Guizhou Jinlin Chemical Co., Ltd.
Mine Type: Phosphate rock
Project Name: Guizhou Jinlin – Skyscraper Rush
Construction period: 2024
Filling capacity: 130 m³/h (daily processing capacity: 3,000 t)
Case description: Using the dihydrate phosphogypsum cemented backfilling process, the maximum required transport distance can reach 5.3 km.
CNOOC Hubei Dayukou Chemical Co., Ltd.
Mine Type: Phosphate rock
Project Name: CNOOC–Hubei Dayukou
Construction period: 2024
Filling capacity: 130 m³/h (daily processing capacity: 3,000 t)
Case description: Using the dihydrate phosphogypsum cemented backfilling process, the maximum required transport distance can reach 5.3 km.
Guizhou Batian Ecological Co., Ltd.
Mine Type: Phosphate rock
Project Name: Guizhou Batian Ecological Co., Ltd. Xiaogaozhai Phosphorus Tailings Filling Project EPC
Construction date: 2022
Filling capacity: 250 m/h
Case description: tailings plus phosphogypsum paste cementation filling, conveying distance of 3000 meters.
Mine Type: Lead-zinc ore
Project Name: Lehong Lead-zinc Mine Filling System EPC General Contracting Project
Construction time: 2019
Filling capacity: 80 m/h
Case description: full tailings paste cementation filling, conveying distance 2000m, lift 150m